Download 8 - Net Start Class

Klein ISD
Grade 8 TAKS Short Course
Objective 2
8.3(A) compare and contrast proportional and nonproportional relationships;
1.
To make a certain shade of orange paint,
Calvin must add 20 ounces of yellow paint
to every 50 ounces of red paint. If he uses
200 ounces of red paint, which proportion
can he use to find x, the number of ounces
of yellow paint he should add to get the
shade of orange he wants?
20
x
30
x
A
B


50 200
20 200
C
2.
3.
4.
20 200

x
30
D
50 200

x
20
8.3(B) estimate and find solutions to application
problems involving percents and proportional
relationships such as similarity and rates.
5.
Sheila made a scale drawing of a room. The
actual room has a width of 16 feet and a
length of 24 feet. Her drawing has a length of
3 inches. What is the width, in inches, of the
scale drawing of the room?
5.
Mr. Johnson is considering renting an office
that has 325 square feet of space. The rent is
$1,300 per month. A larger office in the same
building is available for $2,100 per month at
the same rate per square foot as the smaller
office. What is the area of the larger office?
7.
Bobby saved $32 when he purchased a jacket
at a clearance sale. If the sale price was 40%
off the regular price, what was the regular
price of the jacket?
8.
Vanita can read an average of 18 pages
during a 30-minute reading period at school.
At this rate, approximately how long will it
take her to read a 380-page book?
The Wright Pen Company sells 3-pen
packages for $1.50. Which company sells
pens for the same price per pen?
A
Jones Pen Company
4-pen packages for $2.50
B
Cavazos Pen Company
5-pen packages for $3.00
C
Smother Pen Company
7-pen packages for $3.50
D
Nottingham Pen Company
9-pen packages for $5.00
Mrs. Pardue wants to purchase some
apples. She compared prices from several
different on-line grocers. Which grocer’s
price table is based on a constant unit price?
Tim ran 150 meters in 25 seconds, and Evan
ran 90 meters in 15 seconds. Based on these
A
Tim’s average speed was 4 meters
per second faster than Evan’s
average speed.
B
Tim’s average speed was 2.4 meters
per second faster than Evan’s
average speed.
C
Tim’s average speed was 2 meters
per second faster than Evan’s
average speed.
D
Tim’s average speed was equal to
Evan’s average speed.
Klein ISD Division of Curriculum and Instruction
Page 1 of 3
Klein ISD
Grade 8 TAKS Short Course
Objective 2
8.4(A) generate a different representation given one
representation of data, such as a table, graph, equation,
or verbal description.
9.
10.
11.
The equation c = 0.75t represents c, the total
cost of t tickets on a bus. Which table
contains values that fit this equation?
12.
The graph of the line y = 2x + 3 is drawn on
the coordinate grid below.
Which line graphed below best represents the
table of values for the ordered pair (x, y)?
A software company employs 450 workers.
It plans to increase its workforce by 8
employees per month until it has doubled in
size. Which equation can be used to
determine m, the number of months it will
take for the company’s workforce to double
in size?
A
8m + 450m = 900
B
2m + 450 = 900
C
2(8m + 450) = 900
D
8m + 450 = 900
Klein ISD Division of Curriculum and Instruction
Which table of ordered pairs contains only
points on this line?
Page 2 of 3
Klein ISD
Grade 8 TAKS Short Course
Objective 2
8.5(A) estimate, find, and justify solutions to
application problems using appropriate tables,
graphs, and algebraic equations;
13.
8.5(B) use an algebraic expression to find any term in a
sequence.
17.
In the sequence below, find the
expression that can be used to find the
value of the term in the nth position?
18.
The expression shown below describes a
pattern of numbers. n(n − 1) + 4. If n
represents a number’s position in the
sequence, which pattern of numbers does the
expression describe?
The table below shows land-speed records.
Whose land-speed record did Green exceed
by exactly 368.84 miles per hour?
14.
15.
Mr. Flores ran a 26.1-mile marathon last
year. He completed the race in 5 hours 6
minutes. This year Mr. Flores would like to
run the same marathon in 4.5 hours. How
many miles per hour should Mr. Flores run to
complete the marathon in 4.5 hours? [D = rt]
A baseball card was worth $3 when it was
issued in 1996. The table shows the value of
the card each year since 1996.
19.
Based on the information in the table, what is
a reasonable prediction for the value of the
baseball card in 2004?
16.
A
Between $5 and $6
B
Between $6 and $7
C
Between $7 and $8
D
Between $8 and $9
Mr. Park’s total monthly charge for local and
long-distance telephone service, c, can be
found using the equation c = 20 + 0.07m,
where m represents the number of minutes of
long-distance calls Mr. Park made during that
month. Find the total charge for a month
during which Mr. Park made 100 minutes of
long-distance calls.
Klein ISD Division of Curriculum and Instruction
20.
A
4, 6, 8, 10, 12, . . .
B
1, 4, 6, 10, 16, . . .
C
4, 6, 10, 16, 24, . . .
D
4, 10, 18, 28, 40, . . .
Which expression can be used to find the nth
term in the following arithmetic sequence,
where n represents a number’s position in the
sequence?
A
n+4
B
3n + 4
C
5n
D
4n + 1
Let n represent the position of a number in
the following arithmetic sequence.
1
3
, 1, , 2, …
2
2
Which expression can be used to find any
term in the sequence?
A
2n
B
1
n
2
C
3
n
2
D
5
n
2
Page 3 of 3